Population Ecology Flashcard

Front

Relationship between a small shrimp, a marine fish, and a parasite.

Back

- with shrimp; 0 with parasite

Front

Which set of symbols indicates a relationship that is least likely to exist in nature? Options: -, -, +, 0, +, +, -, +

Back

-, -

Front

Which term belongs in area A? Options: mutualism, prey, saprophytism, host

Back

mutualism

Front

Which phrase belongs in area B? Options: protozoa within termites, athlete’s foot fungus on humans

Back

protozoa within termites

Front

What type of organisms are always part of the relationship indicated by letter C in the diagram?

Back

Parasites

Front

Based on the graph 'Interaction of Two Species', which statement best describes the relationship between Species A and Species B?

Back

Species A is a predator and Species B is its prey.

Front

Which condition does NOT contribute to higher elk survival during a mild winter? Options: Liquid water is more available to drink, Snow is less deep and easier to walk through, Death rates are low in other herbivore populations, Plants are accessible and produce new growth sooner.

Back

Death rates are low in other herbivore populations.

Front

What describes a population that is decreasing in size?

Back

The death rate is becoming higher than the birthrate.

Front

If immigration and emigration numbers remain equal, which of these could cause a slowed growth rate?

Back

decreased birthrate

Front

Which are two ways a population can decrease in size?

Back

decreased birthrate and emigration